[UVa]494-Kindergarten Counting Game

#include<stdio.h>#include<string.h>#include<ctype.h>#define N 10000char a[N];int main(){    while(gets(a) != NULL)    {        int count = 0;        int found;        int n = strlen(a);        for(int i = 0; i < n; i++)        {            if(isalpha(a[i]))                found = 1;            else                {                    if(found)                        count++;                    found = 0;                }        }        printf("%d\n", count);    }    return 0;}